**No purchase necessary. This promotion is available to customers in Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Hungary, Italy, Netherlands, Norway, Poland, Slovakia, South Africa, Spain, Sweden, Switzerland and the UK. One free human CD antigen poster is available to eligible participants who submit a completed request form, or until supplies are depleted. Please allow 2–4 weeks for delivery. Offer void where prohibited, licensed, or restricted by federal, state, provincial, or local laws or regulation or agency/institutional policy. By submitting the request form, you warrant that you are not prohibited by employment, contract, or law from receiving the poster from Thermo Fisher Scientific. Other restrictions may apply.For Research Use Only. Not for use in diagnostic procedures.